Executive producers Viola Davis and Julius Tennon have teamed up with XCON Productions and ইংল্যাণ্ডের লিংকনে তৈরি একধরনের ঝলমলে সবুজ রঙের কাপড় Square Productions for the powerful, new documentary series, “The Last Defense,” premiering Tuesday, June 2 10|9c on ABC.